| Family | Asteraceae (alt. Compositae) |
| Scientific name | Lapsanastrum humile (Thunberg) J. H. Pak & K. Bremer |
| Synonyms | Lapsana humilis (Thunberg) Makino; Lapsana musashiensis Hiyama; Prenanthes humilis Thunberg; Youngia humilis (Thunberg) de Candolle |
| Common name | (Japanese common name) yabu-tabirako [bush tabirako (tabirako = wild plants which are living on rice paddy and surrounding areas)] |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu |
| (Other nations) China | |
| Chromosomal number | n=8, 2n=16 |
| Description | Plants 20-40cm. Leaves 5-15cm long, 1.5-3cm wide. Flowers yellow ca. 8mm, flowering in May to July. Winter annual plants. |
| May 2008 at lowland forest edge |
May 2008 at lowland forest edge |
May 2008 at lowland forest edge |